{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "data breach", "arguments": ["victim", "attack pattern", "tool", "attacker", "compromised data", "damage amount", "number of victim", "place", "number of data", "time"]}], "input": "The city has spent the past two weeks restoring online services disrupted by ransomware that held encrypted data hostage ."}
{"data breach": []}